Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 02-06-2020 and time 04:48:34 (UTC) in region 5 km N Marradi (FI)

A magnitude ML 2.2 earthquake occured in region: 5 km N Marradi (FI), on

  • 02-06-2020 04:48:34 (UTC)
  • 02-06-2020 06:48:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1240, 11.6160 at 7 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Marradi FI 5 3139 3139
Palazzuolo sul Senio FI 6 1154 4293
Casola Valsenio RA 11 2617 6910
Tredozio FC 11 1212 8122
Castel del Rio BO 13 1246 9368
Modigliana FC 15 4560 13928
Fontanelice BO 16 1943 15871
Brisighella RA 16 7639 23510
Portico e San Benedetto FC 17 756 24266
Borgo Tossignano BO 17 3288 27554
Firenzuola FI 19 4726 32280
Riolo Terme RA 19 5720 38000
Rocca San Casciano FC 19 1910 39910
Casalfiumanese BO 19 3438 43348

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km SW of Imola (69797 inhabitants)
28 Km SW of Faenza (58541 inhabitants)
36 Km W of Forlì (117913 inhabitants)
47 Km SE of Bologna (386663 inhabitants)
49 Km NE of Firenze (382808 inhabitants)
49 Km NE of Prato (191150 inhabitants)
50 Km W of Cesena (96758 inhabitants)
53 Km NE of Scandicci (50609 inhabitants)
57 Km SW of Ravenna (159116 inhabitants)
60 Km E of Pistoia (90315 inhabitants)
76 Km N of Arezzo (99543 inhabitants)
76 Km W of Rimini (147750 inhabitants)
79 Km S of Ferrara (133155 inhabitants)
80 Km SE of Modena (184973 inhabitants)
92 Km N of Siena (53903 inhabitants)
94 Km SE of Carpi (70699 inhabitants)
94 Km E of Lucca (89046 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		ML 2.2 2020-06-02
04:48:34		 44.1237 11.6165 7 2020-11-19
12:36:58		 Bollettino Sismico Italiano INGV 82289031
Reviewed
Rev100 		ML 2.3 2020-06-02
04:48:34		 44.1328 11.6248 9 2020-06-02
04:55:51		 Sala Sismica INGV-Roma 79813801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-02 04:48:34 ± 0.07
Latitude 44.1237 ± 0.0036
Longitude 11.6165 ± 0.0050
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82289031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 404
Semi-minor axis of confidence ellipse (meter) 220
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 171
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.08004
Epicentral distance of station farthest from the epicenter (degree) 1.06750
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 46
Type of magnitude ML
Reference to an origin 82289031
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-24 14:09:37

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 79813801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-02 04:55:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHZ. 2020-06-02T04:49:04.75 0.6 undecidable manual S 243 97.9242 50 0.4 39
IV.CSNT.HHZ. 2020-06-02T04:48:59.18 0.6 undecidable manual S 200 76.7676 50 0.48 40
IV.PARC.HHZ. 2020-06-02T04:48:58.40 0.6 undecidable manual S 136 72.4719 50 0.85 35
GU.POPM.HHZ. 2020-06-02T04:48:57.29 0.3 undecidable manual S 263 69.0753 50 0.65 58
IV.ATTE.HHZ. 2020-06-02T04:48:54.51 3.0 undecidable manual P 118.4925 -0.58 0
IV.CRE.HHZ. 2020-06-02T04:48:54.74 0.6 undecidable manual S 154 62.0934 50 -0.04 46
IV.PII.HHZ. 2020-06-02T04:48:52.66 1.0 undecidable manual P 243 97.9242 50 0.74 18
IV.ATVO.HHZ. 2020-06-02T04:48:52.78 3.0 undecidable manual P 103.8183 -0.05 0
IV.MPPT.EHZ. 2020-06-02T04:48:50.50 0.6 undecidable manual S 246 45.8208 50 0.06 47
IV.CSNT.HHZ. 2020-06-02T04:48:49.22 1.0 undecidable manual P 200 76.7676 50 0.56 20
IV.ASQU.HHZ. 2020-06-02T04:48:48.17 0.3 undecidable manual S 159 38.8278 50 -0.4 66
IV.PARC.HHZ. 2020-06-02T04:48:48.38 0.6 undecidable manual P 136 72.4719 50 0.38 42
IV.FNVD.HHZ. 2020-06-02T04:48:48.48 0.3 undecidable manual S 277 39.627 50 -0.3 68
IV.SSP9.EHZ. 2020-06-02T04:48:48.39 0.6 undecidable manual P 146 73.5708 50 0.22 43
GU.POPM.HHZ. 2020-06-02T04:48:48.08 1.0 undecidable manual P 263 69.0753 50 0.61 20
IV.FAEN.HNZ. 2020-06-02T04:48:46.78 3.0 undecidable manual S 48 27.75 105 1.88 0
IV.RUFI.EHZ. 2020-06-02T04:48:46.35 0.3 undecidable manual S 195 32.8449 103 -0.27 69
IV.CMPO.HNN. 2020-06-02T04:48:45.77 0.6 undecidable manual P 16 52.9026 50 0.79 37
IV.SFI.EHZ. 2020-06-02T04:48:45.75 0.3 undecidable manual S 143 30.4473 104 -0.07 72
IV.CRE.HHZ. 2020-06-02T04:48:45.98 0.3 undecidable manual P 154 62.0934 50 -0.41 63
IV.RINC.HHZ. 2020-06-02T04:48:44.68 0.3 undecidable manual S 182 26.3514 106 0.25 70
IV.SEI.HHZ. 2020-06-02T04:48:43.28 0.3 undecidable manual S 250 21.9669 109 0.29 70
IV.MPPT.EHZ. 2020-06-02T04:48:43.53 0.3 undecidable manual P 246 45.8208 50 -0.36 66
IV.RONT.HHZ. 2020-06-02T04:48:43.22 0.3 undecidable manual S 225 20.5683 110 0.69 62
IV.BRSN.EHZ. 2020-06-02T04:48:43.34 0.1 undecidable manual P 64 40.9257 50 0.2 92
IV.ASQU.HHZ. 2020-06-02T04:48:42.16 0.1 undecidable manual P 159 38.8278 50 -0.65 81
IV.FNVD.HHZ. 2020-06-02T04:48:42.17 0.1 undecidable manual P 277 39.627 50 -0.76 78
IV.RUFI.EHZ. 2020-06-02T04:48:41.32 0.1 positive manual P 195 32.8449 103 -0.36 90
IV.BRIS.HHZ. 2020-06-02T04:48:41.29 0.3 undecidable manual S 47 16.3725 114 0.11 73
IV.FAEN.HNZ. 2020-06-02T04:48:41.19 0.6 undecidable manual P 48 27.75 105 0.5 44
IV.VISG.HHZ. 2020-06-02T04:48:40.87 0.3 undecidable manual S 297 16.1727 115 -0.26 71
IV.IMOL.EHZ. 2020-06-02T04:48:40.79 0.1 undecidable manual P 21 28.0497 105 0.04 97
IV.RINC.HHZ. 2020-06-02T04:48:40.44 0.1 undecidable manual P 182 26.3514 106 0.02 98
IV.MTRZ.HHZ. 2020-06-02T04:48:40.50 0.1 undecidable manual P 324 25.9518 106 0.15 95
IV.SFI.EHZ. 2020-06-02T04:48:40.78 0.1 undecidable manual P 143 30.4473 104 -0.44 89
IV.RONT.HHZ. 2020-06-02T04:48:39.49 0.1 positive manual P 225 20.5683 110 0.17 96
IV.LMD.HHZ. 2020-06-02T04:48:39.25 0.3 undecidable manual S 125 8.88 130 0.29 71
IV.SEI.HHZ. 2020-06-02T04:48:39.45 0.1 positive manual P 250 21.9669 109 -0.14 96
IV.VISG.HHZ. 2020-06-02T04:48:38.18 0.1 undecidable manual P 297 16.1727 115 -0.34 93
IV.BRIS.HHZ. 2020-06-02T04:48:38.35 0.1 positive manual P 47 16.3725 114 -0.19 96
IV.LMD.HHZ. 2020-06-02T04:48:37.31 0.1 undecidable manual P 125 8.88 130 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RUFI.EHE. ML:2.1 0.000599499915 0.2816 AML other m 2020-06-02T04:48:46.88
IV.CSNT.HHE. ML:0.0 0.0001422155 0.3808 AML other m 2020-06-02T04:49:05.15
IV.CSNT.HHN. ML:0.0 0.0001689273 0.48 AML other m 2020-06-02T04:49:04.70
IV.PII.HHN. ML:0.0 0.00017635230000000003 0.2816 AML other m 2020-06-02T04:49:06.94
IV.PII.HHE. ML:0.0 0.00020977839999999998 0.3008 AML other m 2020-06-02T04:49:07.19
IV.LMD.HHE. ML:2.2 0.0026044185 0.1216 AML other m 2020-06-02T04:48:39.44
IV.LMD.HHN. ML:2.2 0.00285064 0.1408 AML other m 2020-06-02T04:48:40.43
IV.VISG.HHE. ML:2.4 0.002598923 0.2176 AML other m 2020-06-02T04:48:41.75
IV.VISG.HHN. ML:2.5 0.0031749505 0.1408 AML other m 2020-06-02T04:48:41.47
IV.BRIS.HHN. ML:2.8 0.006177802 0.1984 AML other m 2020-06-02T04:48:41.96
IV.BRIS.HHE. ML:2.8 0.005710553 0.1184 AML other m 2020-06-02T04:48:41.54
IV.RINC.HHE. ML:2.4 0.0014031848 0.32 AML other m 2020-06-02T04:48:45.82
IV.RINC.HHN. ML:2.3 0.0010883474999999999 0.3392 AML other m 2020-06-02T04:48:45.54
IV.MTRZ.HHE. ML:2.5 0.0019363649999999998 0.2016 AML other m 2020-06-02T04:48:47.63
IV.MTRZ.HNN. ML:2.6 0.002291808 0.2208 AML other m 2020-06-02T04:48:47.89
IV.MTRZ.HNE. ML:2.5 0.001861561 0.2016 AML other m 2020-06-02T04:48:47.63
IV.MTRZ.HHN. ML:2.6 0.0024091065 0.2208 AML other m 2020-06-02T04:48:47.89
IV.SFI.EHE. ML:2.0 0.0004957579 0.2016 AML other m 2020-06-02T04:48:47.50
IV.SFI.HNN. ML:2.0 0.0005389782 0.2176 AML other m 2020-06-02T04:48:46.93
IV.SFI.HNE. ML:2.0 0.00049831555 0.2112 AML other m 2020-06-02T04:48:47.50
IV.SFI.EHN. ML:2.0 0.00053746365 0.2176 AML other m 2020-06-02T04:48:47.04
IV.IMOL.HNN. ML:2.7 0.00287757 0.2592 AML other m 2020-06-02T04:48:47.61
IV.IMOL.HNE. ML:2.8 0.003559691 0.3008 AML other m 2020-06-02T04:48:47.09
IV.RUFI.EHN. ML:1.9 0.0003407929 0.2208 AML other m 2020-06-02T04:48:47.42
IV.ASQU.HHE. ML:2.1 0.00043974935 0.3776 AML other m 2020-06-02T04:48:49.01
IV.ASQU.HHN. ML:2.1 0.00052825745 0.3392 AML other m 2020-06-02T04:48:52.90
IV.FNVD.HHE. ML:2.4 0.00096646335 0.16 AML other m 2020-06-02T04:48:49.30
IV.FNVD.HHN. ML:2.6 0.0013133650000000001 0.16 AML other m 2020-06-02T04:48:49.43
IV.BRSN.HNE. ML:2.8 0.0020546795 0.2496 AML other m 2020-06-02T04:48:53.15
IV.BRSN.HNN. ML:2.7 0.0016434630000000002 0.3008 AML other m 2020-06-02T04:48:52.25
IV.BRSN.EHN. ML:2.7 0.0016439115 0.3008 AML other m 2020-06-02T04:48:52.25
IV.BRSN.EHE. ML:2.8 0.0020454699999999998 0.2624 AML other m 2020-06-02T04:48:53.16
IV.MPPT.EHN. ML:1.9 0.00024630735 0.2016 AML other m 2020-06-02T04:48:51.88
IV.MPPT.EHE. ML:1.9 0.000233717 0.2016 AML other m 2020-06-02T04:48:51.65
IV.CRE.HHE. ML:2.0 0.00020330205 0.2592 AML other m 2020-06-02T04:48:58.76
IV.CRE.HHN. ML:2.2 0.00031599855 0.3616 AML other m 2020-06-02T04:48:57.53
GU.POPM.HHN. ML:2.3 0.00030868249999999996 0.3008 AML other m 2020-06-02T04:48:59.80
GU.POPM.HHE. ML:2.1 0.00019728309999999998 0.2592 AML other m 2020-06-02T04:49:00.84
IV.PARC.HHN. ML:1.9 0.0001230089 0.4192 AML other m 2020-06-02T04:49:08.57
IV.PARC.HHE. ML:1.6 0.00007096660499999999 0.4608 AML other m 2020-06-02T04:49:10.98
IV.SSP9.EHE. ML:1.9 0.000133317565 0.6816 AML other m 2020-06-02T04:49:03.94
IV.SSP9.EHN. ML:2.0 0.0001592183 0.48 AML other m 2020-06-02T04:49:04.46
IV.ATVO.HHE. ML:2.1 0.0001150119 0.5184 AML other m 2020-06-02T04:49:22.12
IV.ATVO.HHN. ML:2.0 0.00008854166999999998 0.48 AML other m 2020-06-02T04:49:15.31
IV.ATTE.HHN. ML:1.9 0.000060060905 0.2816 AML other m 2020-06-02T04:49:18.00
IV.ATTE.HHE. ML:2.1 0.000091668685 0.4416 AML other m 2020-06-02T04:49:21.66
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download